Earphone



FIG. 1 is a front elevational view of an earphone showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left-side elevational view thereof;

FIG. 4 is a right-side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a perspective view thereof.

The broken lines in the figures show portions of the earphone and form no part of the claimed design. 

CLAIM The ornamental design for an earphone, as shown and described. 